Holder



FIG. 1 is a perspective view showing the new design for a holder;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a right side view thereof, a left side view being a mirror image thereof; and,

FIG. 6 is a bottom view thereof. 

CLAIM The ornamental design for a holder, as shown and described. 